html, body {
    background-color: whitesmoke
}

.layui-fluid {
    margin-top: 15px;
}

.content {
    min-height: 796px;
}

.nav {
    text-align: center;
}

.nav button {
    margin-bottom: 3px;
    width: 100%;
    margin-top: 3px;
    margin-bottom: 3px;
    border-radius: 1px;
}

.nav button:hover {
    background-color: #5FB878;
    border: 1px solid #5FB878;
    color: white;
}

.layui-card-body .layui-btn + .layui-btn {
    margin-left: 0px;
}

.code-show {
    min-height: 454px;
}

.js-show {
    min-height: 200px;
}